`functor (E : Cf_ordered.Total_T) ->
sig
type t
module Element : sig type t = E.t val compare : t -> t -> int end
val nil : t
val empty : t -> bool
val size : t -> int
val head : t -> Element.t
val tail : t -> t
val pop : t -> (Element.t * t) option
val put : Element.t -> t -> t
val merge : t -> t -> t
val iterate : (Element.t -> unit) -> t -> unit
val predicate : (Element.t -> bool) -> t -> bool
val fold : ('b -> Element.t -> 'b) -> 'b -> t -> 'b
val filter : (Element.t -> bool) -> t -> t
val partition : (Element.t -> bool) -> t -> t * t
val of_seq : Element.t Cf_seq.t -> t
val of_list : Element.t list -> t
val to_seq : t -> Element.t Cf_seq.t
val to_seq2 : t -> (Element.t * t) Cf_seq.t
end`